| blob | 37fdf612350586d5a670fc7054aa06c1111d8a8e |
2 #line 3 "scripts/kconfig/zconf.lex.c_shipped"
4 #define YY_INT_ALIGNED short int
6 /* A lexical scanner generated by flex */
8 #define yy_create_buffer zconf_create_buffer
9 #define yy_delete_buffer zconf_delete_buffer
10 #define yy_flex_debug zconf_flex_debug
11 #define yy_init_buffer zconf_init_buffer
12 #define yy_flush_buffer zconf_flush_buffer
13 #define yy_load_buffer_state zconf_load_buffer_state
14 #define yy_switch_to_buffer zconf_switch_to_buffer
15 #define yyin zconfin
16 #define yyleng zconfleng
17 #define yylex zconflex
18 #define yylineno zconflineno
19 #define yyout zconfout
20 #define yyrestart zconfrestart
21 #define yytext zconftext
22 #define yywrap zconfwrap
23 #define yyalloc zconfalloc
24 #define yyrealloc zconfrealloc
25 #define yyfree zconffree
27 #define FLEX_SCANNER
28 #define YY_FLEX_MAJOR_VERSION 2
29 #define YY_FLEX_MINOR_VERSION 5
30 #define YY_FLEX_SUBMINOR_VERSION 35
31 #if YY_FLEX_SUBMINOR_VERSION > 0
32 #define FLEX_BETA
33 #endif
35 /* First, we deal with platform-specific or compiler-specific issues. */
37 /* begin standard C headers. */
38 #include <stdio.h>
39 #include <string.h>
40 #include <errno.h>
41 #include <stdlib.h>
43 /* end standard C headers. */
45 /* flex integer type definitions */
47 #ifndef FLEXINT_H
48 #define FLEXINT_H
50 /* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */
52 #if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
54 /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
55 * if you want the limit (max/min) macros for int types.
56 */
57 #ifndef __STDC_LIMIT_MACROS
58 #define __STDC_LIMIT_MACROS 1
59 #endif
61 #include <inttypes.h>
62 typedef int8_t flex_int8_t;
63 typedef uint8_t flex_uint8_t;
64 typedef int16_t flex_int16_t;
65 typedef uint16_t flex_uint16_t;
66 typedef int32_t flex_int32_t;
67 typedef uint32_t flex_uint32_t;
68 #else
69 typedef signed char flex_int8_t;
70 typedef short int flex_int16_t;
71 typedef int flex_int32_t;
72 typedef unsigned char flex_uint8_t;
73 typedef unsigned short int flex_uint16_t;
74 typedef unsigned int flex_uint32_t;
76 /* Limits of integral types. */
77 #ifndef INT8_MIN
78 #define INT8_MIN (-128)
79 #endif
80 #ifndef INT16_MIN
81 #define INT16_MIN (-32767-1)
82 #endif
83 #ifndef INT32_MIN
84 #define INT32_MIN (-2147483647-1)
85 #endif
86 #ifndef INT8_MAX
87 #define INT8_MAX (127)
88 #endif
89 #ifndef INT16_MAX
90 #define INT16_MAX (32767)
91 #endif
92 #ifndef INT32_MAX
93 #define INT32_MAX (2147483647)
94 #endif
95 #ifndef UINT8_MAX
96 #define UINT8_MAX (255U)
97 #endif
98 #ifndef UINT16_MAX
99 #define UINT16_MAX (65535U)
100 #endif
101 #ifndef UINT32_MAX
102 #define UINT32_MAX (4294967295U)
103 #endif
105 #endif /* ! C99 */
107 #endif /* ! FLEXINT_H */
109 #ifdef __cplusplus
111 /* The "const" storage-class-modifier is valid. */
112 #define YY_USE_CONST
114 #else /* ! __cplusplus */
116 /* C99 requires __STDC__ to be defined as 1. */
117 #if defined (__STDC__)
119 #define YY_USE_CONST
121 #endif /* defined (__STDC__) */
122 #endif /* ! __cplusplus */
124 #ifdef YY_USE_CONST
125 #define yyconst const
126 #else
127 #define yyconst
128 #endif
130 /* Returned upon end-of-file. */
131 #define YY_NULL 0
133 /* Promotes a possibly negative, possibly signed char to an unsigned
134 * integer for use as an array index. If the signed char is negative,
135 * we want to instead treat it as an 8-bit unsigned char, hence the
136 * double cast.
137 */
138 #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
140 /* Enter a start condition. This macro really ought to take a parameter,
141 * but we do it the disgusting crufty way forced on us by the ()-less
142 * definition of BEGIN.
143 */
144 #define BEGIN (yy_start) = 1 + 2 *
146 /* Translate the current start state into a value that can be later handed
147 * to BEGIN to return to the state. The YYSTATE alias is for lex
148 * compatibility.
149 */
150 #define YY_START (((yy_start) - 1) / 2)
151 #define YYSTATE YY_START
153 /* Action number for EOF rule of a given start state. */
154 #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
156 /* Special action meaning "start processing a new file". */
157 #define YY_NEW_FILE zconfrestart(zconfin )
159 #define YY_END_OF_BUFFER_CHAR 0
161 /* Size of default input buffer. */
162 #ifndef YY_BUF_SIZE
163 #ifdef __ia64__
164 /* On IA-64, the buffer size is 16k, not 8k.
165 * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
166 * Ditto for the __ia64__ case accordingly.
167 */
168 #define YY_BUF_SIZE 32768
169 #else
170 #define YY_BUF_SIZE 16384
171 #endif /* __ia64__ */
172 #endif
174 /* The state buf must be large enough to hold one state per character in the main buffer.
175 */
176 #define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
178 #ifndef YY_TYPEDEF_YY_BUFFER_STATE
179 #define YY_TYPEDEF_YY_BUFFER_STATE
180 typedef struct yy_buffer_state *YY_BUFFER_STATE;
181 #endif
183 extern int zconfleng;
185 extern FILE *zconfin, *zconfout;
187 #define EOB_ACT_CONTINUE_SCAN 0
188 #define EOB_ACT_END_OF_FILE 1
189 #define EOB_ACT_LAST_MATCH 2
191 #define YY_LESS_LINENO(n)
193 /* Return all but the first "n" matched characters back to the input stream. */
194 #define yyless(n) \
195 do \
196 { \
197 /* Undo effects of setting up zconftext. */ \
198 int yyless_macro_arg = (n); \
199 YY_LESS_LINENO(yyless_macro_arg);\
200 *yy_cp = (yy_hold_char); \
201 YY_RESTORE_YY_MORE_OFFSET \
202 (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
203 YY_DO_BEFORE_ACTION; /* set up zconftext again */ \
204 } \
205 while ( 0 )
207 #define unput(c) yyunput( c, (yytext_ptr) )
209 #ifndef YY_TYPEDEF_YY_SIZE_T
210 #define YY_TYPEDEF_YY_SIZE_T
211 typedef size_t yy_size_t;
212 #endif
214 #ifndef YY_STRUCT_YY_BUFFER_STATE
215 #define YY_STRUCT_YY_BUFFER_STATE
216 struct yy_buffer_state
217 {
218 FILE *yy_input_file;
220 char *yy_ch_buf; /* input buffer */
221 char *yy_buf_pos; /* current position in input buffer */
223 /* Size of input buffer in bytes, not including room for EOB
224 * characters.
225 */
226 yy_size_t yy_buf_size;
228 /* Number of characters read into yy_ch_buf, not including EOB
229 * characters.
230 */
231 int yy_n_chars;
233 /* Whether we "own" the buffer - i.e., we know we created it,
234 * and can realloc() it to grow it, and should free() it to
235 * delete it.
236 */
237 int yy_is_our_buffer;
239 /* Whether this is an "interactive" input source; if so, and
240 * if we're using stdio for input, then we want to use getc()
241 * instead of fread(), to make sure we stop fetching input after
242 * each newline.
243 */
244 int yy_is_interactive;
246 /* Whether we're considered to be at the beginning of a line.
247 * If so, '^' rules will be active on the next match, otherwise
248 * not.
249 */
250 int yy_at_bol;
252 int yy_bs_lineno; /**< The line count. */
253 int yy_bs_column; /**< The column count. */
255 /* Whether to try to fill the input buffer when we reach the
256 * end of it.
257 */
258 int yy_fill_buffer;
260 int yy_buffer_status;
262 #define YY_BUFFER_NEW 0
263 #define YY_BUFFER_NORMAL 1
264 /* When an EOF's been seen but there's still some text to process
265 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
266 * shouldn't try reading from the input source any more. We might
267 * still have a bunch of tokens to match, though, because of
268 * possible backing-up.
269 *
270 * When we actually see the EOF, we change the status to "new"
271 * (via zconfrestart()), so that the user can continue scanning by
272 * just pointing zconfin at a new input file.
273 */
274 #define YY_BUFFER_EOF_PENDING 2
276 };
277 #endif /* !YY_STRUCT_YY_BUFFER_STATE */
279 /* Stack of input buffers. */
280 static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
281 static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
282 static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */
284 /* We provide macros for accessing buffer states in case in the
285 * future we want to put the buffer states in a more general
286 * "scanner state".
287 *
288 * Returns the top of the stack, or NULL.
289 */
290 #define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
291 ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
292 : NULL)
294 /* Same as previous macro, but useful when we know that the buffer stack is not
295 * NULL or when we need an lvalue. For internal use only.
296 */
297 #define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]
299 /* yy_hold_char holds the character lost when zconftext is formed. */
300 static char yy_hold_char;
301 static int yy_n_chars; /* number of characters read into yy_ch_buf */
302 int zconfleng;
304 /* Points to current character in buffer. */
305 static char *yy_c_buf_p = (char *) 0;
306 static int yy_init = 0; /* whether we need to initialize */
307 static int yy_start = 0; /* start state number */
309 /* Flag which is used to allow zconfwrap()'s to do buffer switches
310 * instead of setting up a fresh zconfin. A bit of a hack ...
311 */
312 static int yy_did_buffer_switch_on_eof;
314 void zconfrestart (FILE *input_file );
315 void zconf_switch_to_buffer (YY_BUFFER_STATE new_buffer );
316 YY_BUFFER_STATE zconf_create_buffer (FILE *file,int size );
317 void zconf_delete_buffer (YY_BUFFER_STATE b );
318 void zconf_flush_buffer (YY_BUFFER_STATE b );
319 void zconfpush_buffer_state (YY_BUFFER_STATE new_buffer );
320 void zconfpop_buffer_state (void );
322 static void zconfensure_buffer_stack (void );
323 static void zconf_load_buffer_state (void );
324 static void zconf_init_buffer (YY_BUFFER_STATE b,FILE *file );
326 #define YY_FLUSH_BUFFER zconf_flush_buffer(YY_CURRENT_BUFFER )
328 YY_BUFFER_STATE zconf_scan_buffer (char *base,yy_size_t size );
329 YY_BUFFER_STATE zconf_scan_string (yyconst char *yy_str );
330 YY_BUFFER_STATE zconf_scan_bytes (yyconst char *bytes,int len );
332 void *zconfalloc (yy_size_t );
333 void *zconfrealloc (void *,yy_size_t );
334 void zconffree (void * );
336 #define yy_new_buffer zconf_create_buffer
338 #define yy_set_interactive(is_interactive) \
339 { \
340 if ( ! YY_CURRENT_BUFFER ){ \
341 zconfensure_buffer_stack (); \
342 YY_CURRENT_BUFFER_LVALUE = \
343 zconf_create_buffer(zconfin,YY_BUF_SIZE ); \
344 } \
345 YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
346 }
348 #define yy_set_bol(at_bol) \
349 { \
350 if ( ! YY_CURRENT_BUFFER ){\
351 zconfensure_buffer_stack (); \
352 YY_CURRENT_BUFFER_LVALUE = \
353 zconf_create_buffer(zconfin,YY_BUF_SIZE ); \
354 } \
355 YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
356 }
358 #define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
360 /* Begin user sect3 */
362 #define zconfwrap(n) 1
363 #define YY_SKIP_YYWRAP
365 typedef unsigned char YY_CHAR;
367 FILE *zconfin = (FILE *) 0, *zconfout = (FILE *) 0;
369 typedef int yy_state_type;
371 extern int zconflineno;
373 int zconflineno = 1;
375 extern char *zconftext;
376 #define yytext_ptr zconftext
377 static yyconst flex_int16_t yy_nxt[][18] =
378 {
379 {
380 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
381 0, 0, 0, 0, 0, 0, 0, 0
382 },
384 {
385 11, 12, 13, 14, 12, 12, 15, 12, 12, 12,
386 12, 12, 12, 12, 12, 12, 12, 12
387 },
389 {
390 11, 12, 13, 14, 12, 12, 15, 12, 12, 12,
391 12, 12, 12, 12, 12, 12, 12, 12
392 },
394 {
395 11, 16, 16, 17, 16, 16, 16, 16, 16, 16,
396 16, 18, 16, 16, 16, 16, 16, 16
397 },
399 {
400 11, 16, 16, 17, 16, 16, 16, 16, 16, 16,
401 16, 18, 16, 16, 16, 16, 16, 16
403 },
405 {
406 11, 19, 20, 21, 19, 19, 19, 19, 19, 19,
407 19, 19, 19, 19, 19, 19, 19, 19
408 },
410 {
411 11, 19, 20, 21, 19, 19, 19, 19, 19, 19,
412 19, 19, 19, 19, 19, 19, 19, 19
413 },
415 {
416 11, 22, 22, 23, 22, 24, 22, 22, 24, 22,
417 22, 22, 22, 22, 22, 22, 25, 22
418 },
420 {
421 11, 22, 22, 23, 22, 24, 22, 22, 24, 22,
422 22, 22, 22, 22, 22, 22, 25, 22
423 },
425 {
426 11, 26, 27, 28, 29, 30, 31, 32, 30, 33,
427 34, 35, 35, 36, 37, 38, 39, 40
429 },
431 {
432 11, 26, 27, 28, 29, 30, 31, 32, 30, 33,
433 34, 35, 35, 36, 37, 38, 39, 40
434 },
436 {
437 -11, -11, -11, -11, -11, -11, -11, -11, -11, -11,
438 -11, -11, -11, -11, -11, -11, -11, -11
439 },
441 {
442 11, -12, -12, -12, -12, -12, -12, -12, -12, -12,
443 -12, -12, -12, -12, -12, -12, -12, -12
444 },
446 {
447 11, -13, 41, 42, -13, -13, 43, -13, -13, -13,
448 -13, -13, -13, -13, -13, -13, -13, -13
449 },
451 {
452 11, -14, -14, -14, -14, -14, -14, -14, -14, -14,
453 -14, -14, -14, -14, -14, -14, -14, -14
455 },
457 {
458 11, 44, 44, 45, 44, 44, 44, 44, 44, 44,
459 44, 44, 44, 44, 44, 44, 44, 44
460 },
462 {
463 11, -16, -16, -16, -16, -16, -16, -16, -16, -16,
464 -16, -16, -16, -16, -16, -16, -16, -16
465 },
467 {
468 11, -17, -17, -17, -17, -17, -17, -17, -17, -17,
469 -17, -17, -17, -17, -17, -17, -17, -17
470 },
472 {
473 11, -18, -18, -18, -18, -18, -18, -18, -18, -18,
474 -18, 46, -18, -18, -18, -18, -18, -18
475 },
477 {
478 11, 47, 47, -19, 47, 47, 47, 47, 47, 47,
479 47, 47, 47, 47, 47, 47, 47, 47
481 },
483 {
484 11, -20, 48, 49, -20, -20, -20, -20, -20, -20,
485 -20, -20, -20, -20, -20, -20, -20, -20
486 },
488 {
489 11, 50, -21, -21, 50, 50, 50, 50, 50, 50,
490 50, 50, 50, 50, 50, 50, 50, 50
491 },
493 {
494 11, 51, 51, 52, 51, -22, 51, 51, -22, 51,
495 51, 51, 51, 51, 51, 51, -22, 51
496 },
498 {
499 11, -23, -23, -23, -23, -23, -23, -23, -23, -23,
500 -23, -23, -23, -23, -23, -23, -23, -23
501 },
503 {
504 11, -24, -24, -24, -24, -24, -24, -24, -24, -24,
505 -24, -24, -24, -24, -24, -24, -24, -24
507 },
509 {
510 11, 53, 53, 54, 53, 53, 53, 53, 53, 53,
511 53, 53, 53, 53, 53, 53, 53, 53
512 },
514 {
515 11, -26, -26, -26, -26, -26, -26, -26, -26, -26,
516 -26, -26, -26, -26, -26, -26, -26, -26
517 },
519 {
520 11, -27, 55, -27, -27, -27, -27, -27, -27, -27,
521 -27, -27, -27, -27, -27, -27, -27, -27
522 },
524 {
525 11, -28, -28, -28, -28, -28, -28, -28, -28, -28,
526 -28, -28, -28, -28, -28, -28, -28, -28
527 },
529 {
530 11, -29, -29, -29, -29, -29, -29, -29, -29, -29,
531 -29, -29, -29, -29, 56, -29, -29, -29
533 },
535 {
536 11, -30, -30, -30, -30, -30, -30, -30, -30, -30,
537 -30, -30, -30, -30, -30, -30, -30, -30
538 },
540 {
541 11, 57, 57, -31, 57, 57, 57, 57, 57, 57,
542 57, 57, 57, 57, 57, 57, 57, 57
543 },
545 {
546 11, -32, -32, -32, -32, -32, -32, 58, -32, -32,
547 -32, -32, -32, -32, -32, -32, -32, -32
548 },
550 {
551 11, -33, -33, -33, -33, -33, -33, -33, -33, -33,
552 -33, -33, -33, -33, -33, -33, -33, -33
553 },
555 {
556 11, -34, -34, -34, -34, -34, -34, -34, -34, -34,
557 -34, -34, -34, -34, -34, -34, -34, -34
559 },
561 {
562 11, -35, -35, -35, -35, -35, -35, -35, -35, -35,
563 -35, 59, 59, -35, -35, -35, -35, -35
564 },
566 {
567 11, -36, -36, -36, -36, -36, -36, -36, -36, -36,
568 -36, -36, -36, -36, 60, -36, -36, -36
569 },
571 {
572 11, -37, -37, -37, -37, -37, -37, -37, -37, -37,
573 -37, -37, -37, -37, -37, -37, -37, -37
574 },
576 {
577 11, -38, -38, -38, -38, -38, -38, -38, -38, -38,
578 -38, -38, -38, -38, 61, -38, -38, -38
579 },
581 {
582 11, -39, -39, 62, -39, -39, -39, -39, -39, -39,
583 -39, -39, -39, -39, -39, -39, -39, -39
585 },
587 {
588 11, -40, -40, -40, -40, -40, -40, -40, -40, -40,
589 -40, -40, -40, -40, -40, -40, -40, 63
590 },
592 {
593 11, -41, 41, 42, -41, -41, 43, -41, -41, -41,
594 -41, -41, -41, -41, -41, -41, -41, -41
595 },
597 {
598 11, -42, -42, -42, -42, -42, -42, -42, -42, -42,
599 -42, -42, -42, -42, -42, -42, -42, -42
600 },
602 {
603 11, 44, 44, 45, 44, 44, 44, 44, 44, 44,
604 44, 44, 44, 44, 44, 44, 44, 44
605 },
607 {
608 11, 44, 44, 45, 44, 44, 44, 44, 44, 44,
609 44, 44, 44, 44, 44, 44, 44, 44
611 },
613 {
614 11, -45, -45, -45, -45, -45, -45, -45, -45, -45,
615 -45, -45, -45, -45, -45, -45, -45, -45
616 },
618 {
619 11, -46, -46, -46, -46, -46, -46, -46, -46, -46,
620 -46, 46, -46, -46, -46, -46, -46, -46
621 },
623 {
624 11, 47, 47, -47, 47, 47, 47, 47, 47, 47,
625 47, 47, 47, 47, 47, 47, 47, 47
626 },
628 {
629 11, -48, 48, 49, -48, -48, -48, -48, -48, -48,
630 -48, -48, -48, -48, -48, -48, -48, -48
631 },
633 {
634 11, 50, -49, -49, 50, 50, 50, 50, 50, 50,
635 50, 50, 50, 50, 50, 50, 50, 50
637 },
639 {
640 11, -50, -50, -50, -50, -50, -50, -50, -50, -50,
641 -50, -50, -50, -50, -50, -50, -50, -50
642 },
644 {
645 11, 51, 51, 52, 51, -51, 51, 51, -51, 51,
646 51, 51, 51, 51, 51, 51, -51, 51
647 },
649 {
650 11, -52, -52, -52, -52, -52, -52, -52, -52, -52,
651 -52, -52, -52, -52, -52, -52, -52, -52
652 },
654 {
655 11, -53, -53, 54, -53, -53, -53, -53, -53, -53,
656 -53, -53, -53, -53, -53, -53, -53, -53
657 },
659 {
660 11, -54, -54, -54, -54, -54, -54, -54, -54, -54,
661 -54, -54, -54, -54, -54, -54, -54, -54
663 },
665 {
666 11, -55, 55, -55, -55, -55, -55, -55, -55, -55,
667 -55, -55, -55, -55, -55, -55, -55, -55
668 },
670 {
671 11, -56, -56, -56, -56, -56, -56, -56, -56, -56,
672 -56, -56, -56, -56, -56, -56, -56, -56
673 },
675 {
676 11, 57, 57, -57, 57, 57, 57, 57, 57, 57,
677 57, 57, 57, 57, 57, 57, 57, 57
678 },
680 {
681 11, -58, -58, -58, -58, -58, -58, -58, -58, -58,
682 -58, -58, -58, -58, -58, -58, -58, -58
683 },
685 {
686 11, -59, -59, -59, -59, -59, -59, -59, -59, -59,
687 -59, 59, 59, -59, -59, -59, -59, -59
689 },
691 {
692 11, -60, -60, -60, -60, -60, -60, -60, -60, -60,
693 -60, -60, -60, -60, -60, -60, -60, -60
694 },
696 {
697 11, -61, -61, -61, -61, -61, -61, -61, -61, -61,
698 -61, -61, -61, -61, -61, -61, -61, -61
699 },
701 {
702 11, -62, -62, -62, -62, -62, -62, -62, -62, -62,
703 -62, -62, -62, -62, -62, -62, -62, -62
704 },
706 {
707 11, -63, -63, -63, -63, -63, -63, -63, -63, -63,
708 -63, -63, -63, -63, -63, -63, -63, -63
709 },
711 } ;
713 static yy_state_type yy_get_previous_state (void );
714 static yy_state_type yy_try_NUL_trans (yy_state_type current_state );
715 static int yy_get_next_buffer (void );
716 static void yy_fatal_error (yyconst char msg[] );
718 /* Done after the current pattern has been matched and before the
719 * corresponding action - sets up zconftext.
720 */
721 #define YY_DO_BEFORE_ACTION \
722 (yytext_ptr) = yy_bp; \
723 zconfleng = (size_t) (yy_cp - yy_bp); \
724 (yy_hold_char) = *yy_cp; \
725 *yy_cp = '\0'; \
726 (yy_c_buf_p) = yy_cp;
728 #define YY_NUM_RULES 37
729 #define YY_END_OF_BUFFER 38
730 /* This struct is not used in this scanner,
731 but its presence is necessary. */
732 struct yy_trans_info
733 {
734 flex_int32_t yy_verify;
735 flex_int32_t yy_nxt;
736 };
737 static yyconst flex_int16_t yy_accept[64] =
738 { 0,
739 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
740 38, 5, 4, 2, 3, 7, 8, 6, 36, 33,
741 35, 28, 32, 31, 30, 26, 25, 21, 13, 20,
742 23, 26, 11, 12, 22, 18, 14, 19, 26, 26,
743 4, 2, 3, 3, 1, 6, 36, 33, 35, 34,
744 28, 27, 30, 29, 25, 15, 23, 9, 22, 16,
745 17, 24, 10
746 } ;
748 static yyconst flex_int32_t yy_ec[256] =
749 { 0,
750 1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
751 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
752 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
753 1, 2, 4, 5, 6, 1, 1, 7, 8, 9,
754 10, 1, 1, 1, 11, 12, 12, 11, 11, 11,
755 11, 11, 11, 11, 11, 11, 11, 1, 1, 13,
756 14, 15, 1, 1, 11, 11, 11, 11, 11, 11,
757 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
758 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
759 1, 16, 1, 1, 11, 1, 11, 11, 11, 11,
761 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
762 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
763 11, 11, 1, 17, 1, 1, 1, 1, 1, 1,
764 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
765 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
766 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
767 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
768 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
769 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
770 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
772 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
773 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
774 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
775 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
776 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
777 1, 1, 1, 1, 1
778 } ;
780 extern int zconf_flex_debug;
781 int zconf_flex_debug = 0;
783 /* The intent behind this definition is that it'll catch
784 * any uses of REJECT which flex missed.
785 */
786 #define REJECT reject_used_but_not_detected
787 #define yymore() yymore_used_but_not_detected
788 #define YY_MORE_ADJ 0
789 #define YY_RESTORE_YY_MORE_OFFSET
790 char *zconftext;
791 #define YY_NO_INPUT 1
793 /*
794 * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
795 * Released under the terms of the GNU GPL v2.0.
796 */
798 #include <limits.h>
799 #include <stdio.h>
800 #include <stdlib.h>
801 #include <string.h>
802 #include <unistd.h>
804 #include "lkc.h"
806 #define START_STRSIZE 16
808 static struct {
809 struct file *file;
810 int lineno;
811 } current_pos;
813 static char *text;
814 static int text_size, text_asize;
816 struct buffer {
817 struct buffer *parent;
818 YY_BUFFER_STATE state;
819 };
821 struct buffer *current_buf;
823 static int last_ts, first_ts;
825 static void zconf_endhelp(void);
826 static void zconf_endfile(void);
828 static void new_string(void)
829 {
830 text = xmalloc(START_STRSIZE);
831 text_asize = START_STRSIZE;
832 text_size = 0;
833 *text = 0;
834 }
836 static void append_string(const char *str, int size)
837 {
838 int new_size = text_size + size + 1;
839 if (new_size > text_asize) {
840 new_size += START_STRSIZE - 1;
841 new_size &= -START_STRSIZE;
842 text = realloc(text, new_size);
843 text_asize = new_size;
844 }
845 memcpy(text + text_size, str, size);
846 text_size += size;
847 text[text_size] = 0;
848 }
850 static void alloc_string(const char *str, int size)
851 {
852 text = xmalloc(size + 1);
853 memcpy(text, str, size);
854 text[size] = 0;
855 }
857 static void warn_ignored_character(char chr)
858 {
859 fprintf(stderr,
860 "%s:%d:warning: ignoring unsupported character '%c'\n",
861 zconf_curname(), zconf_lineno(), chr);
862 }
864 #define INITIAL 0
865 #define COMMAND 1
866 #define HELP 2
867 #define STRING 3
868 #define PARAM 4
870 #ifndef YY_NO_UNISTD_H
871 /* Special case for "unistd.h", since it is non-ANSI. We include it way
872 * down here because we want the user's section 1 to have been scanned first.
873 * The user has a chance to override it with an option.
874 */
875 #include <unistd.h>
876 #endif
878 #ifndef YY_EXTRA_TYPE
879 #define YY_EXTRA_TYPE void *
880 #endif
882 static int yy_init_globals (void );
884 /* Accessor methods to globals.
885 These are made visible to non-reentrant scanners for convenience. */
887 int zconflex_destroy (void );
889 int zconfget_debug (void );
891 void zconfset_debug (int debug_flag );
893 YY_EXTRA_TYPE zconfget_extra (void );
895 void zconfset_extra (YY_EXTRA_TYPE user_defined );
897 FILE *zconfget_in (void );
899 void zconfset_in (FILE * in_str );
901 FILE *zconfget_out (void );
903 void zconfset_out (FILE * out_str );
905 int zconfget_leng (void );
907 char *zconfget_text (void );
909 int zconfget_lineno (void );
911 void zconfset_lineno (int line_number );
913 /* Macros after this point can all be overridden by user definitions in
914 * section 1.
915 */
917 #ifndef YY_SKIP_YYWRAP
918 #ifdef __cplusplus
919 extern "C" int zconfwrap (void );
920 #else
921 extern int zconfwrap (void );
922 #endif
923 #endif
925 static void yyunput (int c,char *buf_ptr );
927 #ifndef yytext_ptr
928 static void yy_flex_strncpy (char *,yyconst char *,int );
929 #endif
931 #ifdef YY_NEED_STRLEN
932 static int yy_flex_strlen (yyconst char * );
933 #endif
935 #ifndef YY_NO_INPUT
937 #ifdef __cplusplus
938 static int yyinput (void );
939 #else
940 static int input (void );
941 #endif
943 #endif
945 /* Amount of stuff to slurp up with each read. */
946 #ifndef YY_READ_BUF_SIZE
947 #ifdef __ia64__
948 /* On IA-64, the buffer size is 16k, not 8k */
949 #define YY_READ_BUF_SIZE 16384
950 #else
951 #define YY_READ_BUF_SIZE 8192
952 #endif /* __ia64__ */
953 #endif
955 /* Copy whatever the last rule matched to the standard output. */
956 #ifndef ECHO
957 /* This used to be an fputs(), but since the string might contain NUL's,
958 * we now use fwrite().
959 */
960 #define ECHO do { if (fwrite( zconftext, zconfleng, 1, zconfout )) {} } while (0)
961 #endif
963 /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
964 * is returned in "result".
965 */
966 #ifndef YY_INPUT
967 #define YY_INPUT(buf,result,max_size) \
968 errno=0; \
969 while ( (result = read( fileno(zconfin), (char *) buf, max_size )) < 0 ) \
970 { \
971 if( errno != EINTR) \
972 { \
973 YY_FATAL_ERROR( "input in flex scanner failed" ); \
974 break; \
975 } \
976 errno=0; \
977 clearerr(zconfin); \
978 }\
979 \
981 #endif
983 /* No semi-colon after return; correct usage is to write "yyterminate();" -
984 * we don't want an extra ';' after the "return" because that will cause
985 * some compilers to complain about unreachable statements.
986 */
987 #ifndef yyterminate
988 #define yyterminate() return YY_NULL
989 #endif
991 /* Number of entries by which start-condition stack grows. */
992 #ifndef YY_START_STACK_INCR
993 #define YY_START_STACK_INCR 25
994 #endif
996 /* Report a fatal error. */
997 #ifndef YY_FATAL_ERROR
998 #define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
999 #endif
1001 /* end tables serialization structures and prototypes */
1003 /* Default declaration of generated scanner - a define so the user can
1004 * easily add parameters.
1005 */
1006 #ifndef YY_DECL
1007 #define YY_DECL_IS_OURS 1
1009 extern int zconflex (void);
1011 #define YY_DECL int zconflex (void)
1012 #endif /* !YY_DECL */
1014 /* Code executed at the beginning of each rule, after zconftext and zconfleng
1015 * have been set up.
1016 */
1017 #ifndef YY_USER_ACTION
1018 #define YY_USER_ACTION
1019 #endif
1021 /* Code executed at the end of each rule. */
1022 #ifndef YY_BREAK
1023 #define YY_BREAK break;
1024 #endif
1026 #define YY_RULE_SETUP \
1027 YY_USER_ACTION
1029 /** The main scanner function which does all the work.
1030 */
1031 YY_DECL
1032 {
1033 register yy_state_type yy_current_state;
1034 register char *yy_cp, *yy_bp;
1035 register int yy_act;
1037 int str = 0;
1038 int ts, i;
1040 if ( !(yy_init) )
1041 {
1042 (yy_init) = 1;
1044 #ifdef YY_USER_INIT
1045 YY_USER_INIT;
1046 #endif
1048 if ( ! (yy_start) )
1049 (yy_start) = 1; /* first start state */
1051 if ( ! zconfin )
1052 zconfin = stdin;
1054 if ( ! zconfout )
1055 zconfout = stdout;
1057 if ( ! YY_CURRENT_BUFFER ) {
1058 zconfensure_buffer_stack ();
1059 YY_CURRENT_BUFFER_LVALUE =
1060 zconf_create_buffer(zconfin,YY_BUF_SIZE );
1061 }
1063 zconf_load_buffer_state( );
1064 }
1066 while ( 1 ) /* loops until end-of-file is reached */
1067 {
1068 yy_cp = (yy_c_buf_p);
1070 /* Support of zconftext. */
1071 *yy_cp = (yy_hold_char);
1073 /* yy_bp points to the position in yy_ch_buf of the start of
1074 * the current run.
1075 */
1076 yy_bp = yy_cp;
1078 yy_current_state = (yy_start);
1079 yy_match:
1080 while ( (yy_current_state = yy_nxt[yy_current_state][ yy_ec[YY_SC_TO_UI(*yy_cp)] ]) > 0 )
1081 ++yy_cp;
1083 yy_current_state = -yy_current_state;
1085 yy_find_action:
1086 yy_act = yy_accept[yy_current_state];
1088 YY_DO_BEFORE_ACTION;
1090 do_action: /* This label is used only to access EOF actions. */
1092 switch ( yy_act )
1093 { /* beginning of action switch */
1094 case 1:
1095 /* rule 1 can match eol */
1096 case 2:
1097 /* rule 2 can match eol */
1098 YY_RULE_SETUP
1099 {
1100 current_file->lineno++;
1101 return T_EOL;
1102 }
1103 YY_BREAK
1104 case 3:
1105 YY_RULE_SETUP
1107 YY_BREAK
1108 case 4:
1109 YY_RULE_SETUP
1110 {
1111 BEGIN(COMMAND);
1112 }
1113 YY_BREAK
1114 case 5:
1115 YY_RULE_SETUP
1116 {
1117 unput(zconftext[0]);
1118 BEGIN(COMMAND);
1119 }
1120 YY_BREAK
1122 case 6:
1123 YY_RULE_SETUP
1124 {
1125 const struct kconf_id *id = kconf_id_lookup(zconftext, zconfleng);
1126 BEGIN(PARAM);
1127 current_pos.file = current_file;
1128 current_pos.lineno = current_file->lineno;
1129 if (id && id->flags & TF_COMMAND) {
1130 zconflval.id = id;
1131 return id->token;
1132 }
1133 alloc_string(zconftext, zconfleng);
1134 zconflval.string = text;
1135 return T_WORD;
1136 }
1137 YY_BREAK
1138 case 7:
1139 YY_RULE_SETUP
1140 warn_ignored_character(*zconftext);
1141 YY_BREAK
1142 case 8:
1143 /* rule 8 can match eol */
1144 YY_RULE_SETUP
1145 {
1146 BEGIN(INITIAL);
1147 current_file->lineno++;
1148 return T_EOL;
1149 }
1150 YY_BREAK
1152 case 9:
1153 YY_RULE_SETUP
1154 return T_AND;
1155 YY_BREAK
1156 case 10:
1157 YY_RULE_SETUP
1158 return T_OR;
1159 YY_BREAK
1160 case 11:
1161 YY_RULE_SETUP
1162 return T_OPEN_PAREN;
1163 YY_BREAK
1164 case 12:
1165 YY_RULE_SETUP
1166 return T_CLOSE_PAREN;
1167 YY_BREAK
1168 case 13:
1169 YY_RULE_SETUP
1170 return T_NOT;
1171 YY_BREAK
1172 case 14:
1173 YY_RULE_SETUP
1174 return T_EQUAL;
1175 YY_BREAK
1176 case 15:
1177 YY_RULE_SETUP
1178 return T_UNEQUAL;
1179 YY_BREAK
1180 case 16:
1181 YY_RULE_SETUP
1182 return T_LESS_EQUAL;
1183 YY_BREAK
1184 case 17:
1185 YY_RULE_SETUP
1186 return T_GREATER_EQUAL;
1187 YY_BREAK
1188 case 18:
1189 YY_RULE_SETUP
1190 return T_LESS;
1191 YY_BREAK
1192 case 19:
1193 YY_RULE_SETUP
1194 return T_GREATER;
1195 YY_BREAK
1196 case 20:
1197 YY_RULE_SETUP
1198 {
1199 str = zconftext[0];
1200 new_string();
1201 BEGIN(STRING);
1202 }
1203 YY_BREAK
1204 case 21:
1205 /* rule 21 can match eol */
1206 YY_RULE_SETUP
1207 BEGIN(INITIAL); current_file->lineno++; return T_EOL;
1208 YY_BREAK
1209 case 22:
1210 YY_RULE_SETUP
1211 {
1212 const struct kconf_id *id = kconf_id_lookup(zconftext, zconfleng);
1213 if (id && id->flags & TF_PARAM) {
1214 zconflval.id = id;
1215 return id->token;
1216 }
1217 alloc_string(zconftext, zconfleng);
1218 zconflval.string = text;
1219 return T_WORD;
1220 }
1221 YY_BREAK
1222 case 23:
1223 YY_RULE_SETUP
1224 /* comment */
1225 YY_BREAK
1226 case 24:
1227 /* rule 24 can match eol */
1228 YY_RULE_SETUP
1229 current_file->lineno++;
1230 YY_BREAK
1231 case 25:
1232 YY_RULE_SETUP
1234 YY_BREAK
1235 case 26:
1236 YY_RULE_SETUP
1237 warn_ignored_character(*zconftext);
1238 YY_BREAK
1239 case YY_STATE_EOF(PARAM):
1240 {
1241 BEGIN(INITIAL);
1242 }
1243 YY_BREAK
1245 case 27:
1246 /* rule 27 can match eol */
1247 *yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
1248 (yy_c_buf_p) = yy_cp -= 1;
1249 YY_DO_BEFORE_ACTION; /* set up zconftext again */
1250 YY_RULE_SETUP
1251 {
1252 append_string(zconftext, zconfleng);
1253 zconflval.string = text;
1254 return T_WORD_QUOTE;
1255 }
1256 YY_BREAK
1257 case 28:
1258 YY_RULE_SETUP
1259 {
1260 append_string(zconftext, zconfleng);
1261 }
1262 YY_BREAK
1263 case 29:
1264 /* rule 29 can match eol */
1265 *yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
1266 (yy_c_buf_p) = yy_cp -= 1;
1267 YY_DO_BEFORE_ACTION; /* set up zconftext again */
1268 YY_RULE_SETUP
1269 {
1270 append_string(zconftext + 1, zconfleng - 1);
1271 zconflval.string = text;
1272 return T_WORD_QUOTE;
1273 }
1274 YY_BREAK
1275 case 30:
1276 YY_RULE_SETUP
1277 {
1278 append_string(zconftext + 1, zconfleng - 1);
1279 }
1280 YY_BREAK
1281 case 31:
1282 YY_RULE_SETUP
1283 {
1284 if (str == zconftext[0]) {
1285 BEGIN(PARAM);
1286 zconflval.string = text;
1287 return T_WORD_QUOTE;
1288 } else
1289 append_string(zconftext, 1);
1290 }
1291 YY_BREAK
1292 case 32:
1293 /* rule 32 can match eol */
1294 YY_RULE_SETUP
1295 {
1296 printf("%s:%d:warning: multi-line strings not supported\n", zconf_curname(), zconf_lineno());
1297 current_file->lineno++;
1298 BEGIN(INITIAL);
1299 return T_EOL;
1300 }
1301 YY_BREAK
1302 case YY_STATE_EOF(STRING):
1303 {
1304 BEGIN(INITIAL);
1305 }
1306 YY_BREAK
1308 case 33:
1309 YY_RULE_SETUP
1310 {
1311 ts = 0;
1312 for (i = 0; i < zconfleng; i++) {
1313 if (zconftext[i] == '\t')
1314 ts = (ts & ~7) + 8;
1315 else
1316 ts++;
1317 }
1318 last_ts = ts;
1319 if (first_ts) {
1320 if (ts < first_ts) {
1321 zconf_endhelp();
1322 return T_HELPTEXT;
1323 }
1324 ts -= first_ts;
1325 while (ts > 8) {
1326 append_string(" ", 8);
1327 ts -= 8;
1328 }
1329 append_string(" ", ts);
1330 }
1331 }
1332 YY_BREAK
1333 case 34:
1334 /* rule 34 can match eol */
1335 *yy_cp = (yy_hold_char); /* undo effects of setting up zconftext */
1336 (yy_c_buf_p) = yy_cp -= 1;
1337 YY_DO_BEFORE_ACTION; /* set up zconftext again */
1338 YY_RULE_SETUP
1339 {
1340 current_file->lineno++;
1341 zconf_endhelp();
1342 return T_HELPTEXT;
1343 }
1344 YY_BREAK
1345 case 35:
1346 /* rule 35 can match eol */
1347 YY_RULE_SETUP
1348 {
1349 current_file->lineno++;
1350 append_string("\n", 1);
1351 }
1352 YY_BREAK
1353 case 36:
1354 YY_RULE_SETUP
1355 {
1356 while (zconfleng) {
1357 if ((zconftext[zconfleng-1] != ' ') && (zconftext[zconfleng-1] != '\t'))
1358 break;
1359 zconfleng--;
1360 }
1361 append_string(zconftext, zconfleng);
1362 if (!first_ts)
1363 first_ts = last_ts;
1364 }
1365 YY_BREAK
1366 case YY_STATE_EOF(HELP):
1367 {
1368 zconf_endhelp();
1369 return T_HELPTEXT;
1370 }
1371 YY_BREAK
1373 case YY_STATE_EOF(INITIAL):
1374 case YY_STATE_EOF(COMMAND):
1375 {
1376 if (current_file) {
1377 zconf_endfile();
1378 return T_EOL;
1379 }
1380 fclose(zconfin);
1381 yyterminate();
1382 }
1383 YY_BREAK
1384 case 37:
1385 YY_RULE_SETUP
1386 YY_FATAL_ERROR( "flex scanner jammed" );
1387 YY_BREAK
1389 case YY_END_OF_BUFFER:
1390 {
1391 /* Amount of text matched not including the EOB char. */
1392 int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1;
1394 /* Undo the effects of YY_DO_BEFORE_ACTION. */
1395 *yy_cp = (yy_hold_char);
1396 YY_RESTORE_YY_MORE_OFFSET
1398 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW )
1399 {
1400 /* We're scanning a new file or input source. It's
1401 * possible that this happened because the user
1402 * just pointed zconfin at a new source and called
1403 * zconflex(). If so, then we have to assure
1404 * consistency between YY_CURRENT_BUFFER and our
1405 * globals. Here is the right place to do so, because
1406 * this is the first action (other than possibly a
1407 * back-up) that will match for the new input source.
1408 */
1409 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1410 YY_CURRENT_BUFFER_LVALUE->yy_input_file = zconfin;
1411 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL;
1412 }
1414 /* Note that here we test for yy_c_buf_p "<=" to the position
1415 * of the first EOB in the buffer, since yy_c_buf_p will
1416 * already have been incremented past the NUL character
1417 * (since all states make transitions on EOB to the
1418 * end-of-buffer state). Contrast this with the test
1419 * in input().
1420 */
1421 if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1422 { /* This was really a NUL. */
1423 yy_state_type yy_next_state;
1425 (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text;
1427 yy_current_state = yy_get_previous_state( );
1429 /* Okay, we're now positioned to make the NUL
1430 * transition. We couldn't have
1431 * yy_get_previous_state() go ahead and do it
1432 * for us because it doesn't know how to deal
1433 * with the possibility of jamming (and we don't
1434 * want to build jamming into it because then it
1435 * will run more slowly).
1436 */
1438 yy_next_state = yy_try_NUL_trans( yy_current_state );
1440 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1442 if ( yy_next_state )
1443 {
1444 /* Consume the NUL. */
1445 yy_cp = ++(yy_c_buf_p);
1446 yy_current_state = yy_next_state;
1447 goto yy_match;
1448 }
1450 else
1451 {
1452 yy_cp = (yy_c_buf_p);
1453 goto yy_find_action;
1454 }
1455 }
1457 else switch ( yy_get_next_buffer( ) )
1458 {
1459 case EOB_ACT_END_OF_FILE:
1460 {
1461 (yy_did_buffer_switch_on_eof) = 0;
1463 if ( zconfwrap( ) )
1464 {
1465 /* Note: because we've taken care in
1466 * yy_get_next_buffer() to have set up
1467 * zconftext, we can now set up
1468 * yy_c_buf_p so that if some total
1469 * hoser (like flex itself) wants to
1470 * call the scanner after we return the
1471 * YY_NULL, it'll still work - another
1472 * YY_NULL will get returned.
1473 */
1474 (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ;
1476 yy_act = YY_STATE_EOF(YY_START);
1477 goto do_action;
1478 }
1480 else
1481 {
1482 if ( ! (yy_did_buffer_switch_on_eof) )
1483 YY_NEW_FILE;
1484 }
1485 break;
1486 }
1488 case EOB_ACT_CONTINUE_SCAN:
1489 (yy_c_buf_p) =
1490 (yytext_ptr) + yy_amount_of_matched_text;
1492 yy_current_state = yy_get_previous_state( );
1494 yy_cp = (yy_c_buf_p);
1495 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1496 goto yy_match;
1498 case EOB_ACT_LAST_MATCH:
1499 (yy_c_buf_p) =
1500 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)];
1502 yy_current_state = yy_get_previous_state( );
1504 yy_cp = (yy_c_buf_p);
1505 yy_bp = (yytext_ptr) + YY_MORE_ADJ;
1506 goto yy_find_action;
1507 }
1508 break;
1509 }
1511 default:
1512 YY_FATAL_ERROR(
1513 "fatal flex scanner internal error--no action found" );
1514 } /* end of action switch */
1515 } /* end of scanning one token */
1516 } /* end of zconflex */
1518 /* yy_get_next_buffer - try to read in a new buffer
1519 *
1520 * Returns a code representing an action:
1521 * EOB_ACT_LAST_MATCH -
1522 * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
1523 * EOB_ACT_END_OF_FILE - end of file
1524 */
1525 static int yy_get_next_buffer (void)
1526 {
1527 register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
1528 register char *source = (yytext_ptr);
1529 register int number_to_move, i;
1530 int ret_val;
1532 if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
1533 YY_FATAL_ERROR(
1534 "fatal flex scanner internal error--end of buffer missed" );
1536 if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 )
1537 { /* Don't try to fill the buffer, so this is an EOF. */
1538 if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 )
1539 {
1540 /* We matched a single character, the EOB, so
1541 * treat this as a final EOF.
1542 */
1543 return EOB_ACT_END_OF_FILE;
1544 }
1546 else
1547 {
1548 /* We matched some text prior to the EOB, first
1549 * process it.
1550 */
1551 return EOB_ACT_LAST_MATCH;
1552 }
1553 }
1555 /* Try to read more data. */
1557 /* First move last chars to start of buffer. */
1558 number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1;
1560 for ( i = 0; i < number_to_move; ++i )
1561 *(dest++) = *(source++);
1563 if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING )
1564 /* don't do the read, it's not guaranteed to return an EOF,
1565 * just force an EOF
1566 */
1567 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0;
1569 else
1570 {
1571 int num_to_read =
1572 YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
1574 while ( num_to_read <= 0 )
1575 { /* Not enough room in the buffer - grow it. */
1577 /* just a shorter name for the current buffer */
1578 YY_BUFFER_STATE b = YY_CURRENT_BUFFER;
1580 int yy_c_buf_p_offset =
1581 (int) ((yy_c_buf_p) - b->yy_ch_buf);
1583 if ( b->yy_is_our_buffer )
1584 {
1585 int new_size = b->yy_buf_size * 2;
1587 if ( new_size <= 0 )
1588 b->yy_buf_size += b->yy_buf_size / 8;
1589 else
1590 b->yy_buf_size *= 2;
1592 b->yy_ch_buf = (char *)
1593 /* Include room in for 2 EOB chars. */
1594 zconfrealloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 );
1595 }
1596 else
1597 /* Can't grow it, we don't own it. */
1598 b->yy_ch_buf = 0;
1600 if ( ! b->yy_ch_buf )
1601 YY_FATAL_ERROR(
1602 "fatal error - scanner input buffer overflow" );
1604 (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset];
1606 num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size -
1607 number_to_move - 1;
1609 }
1611 if ( num_to_read > YY_READ_BUF_SIZE )
1612 num_to_read = YY_READ_BUF_SIZE;
1614 /* Read in more data. */
1615 YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
1616 (yy_n_chars), (size_t) num_to_read );
1618 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1619 }
1621 if ( (yy_n_chars) == 0 )
1622 {
1623 if ( number_to_move == YY_MORE_ADJ )
1624 {
1625 ret_val = EOB_ACT_END_OF_FILE;
1626 zconfrestart(zconfin );
1627 }
1629 else
1630 {
1631 ret_val = EOB_ACT_LAST_MATCH;
1632 YY_CURRENT_BUFFER_LVALUE->yy_buffer_status =
1633 YY_BUFFER_EOF_PENDING;
1634 }
1635 }
1637 else
1638 ret_val = EOB_ACT_CONTINUE_SCAN;
1640 if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
1641 /* Extend the array by 50%, plus the number we really need. */
1642 yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
1643 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) zconfrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size );
1644 if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1645 YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
1646 }
1648 (yy_n_chars) += number_to_move;
1649 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
1650 YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
1652 (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];
1654 return ret_val;
1655 }
1657 /* yy_get_previous_state - get the state just before the EOB char was reached */
1659 static yy_state_type yy_get_previous_state (void)
1660 {
1661 register yy_state_type yy_current_state;
1662 register char *yy_cp;
1664 yy_current_state = (yy_start);
1666 for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
1667 {
1668 yy_current_state = yy_nxt[yy_current_state][(*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1)];
1669 }
1671 return yy_current_state;
1672 }
1674 /* yy_try_NUL_trans - try to make a transition on the NUL character
1675 *
1676 * synopsis
1677 * next_state = yy_try_NUL_trans( current_state );
1678 */
1679 static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state )
1680 {
1681 register int yy_is_jam;
1683 yy_current_state = yy_nxt[yy_current_state][1];
1684 yy_is_jam = (yy_current_state <= 0);
1686 return yy_is_jam ? 0 : yy_current_state;
1687 }
1689 static void yyunput (int c, register char * yy_bp )
1690 {
1691 register char *yy_cp;
1693 yy_cp = (yy_c_buf_p);
1695 /* undo effects of setting up zconftext */
1696 *yy_cp = (yy_hold_char);
1698 if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
1699 { /* need to shift things up to make room */
1700 /* +2 for EOB chars. */
1701 register int number_to_move = (yy_n_chars) + 2;
1702 register char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[
1703 YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2];
1704 register char *source =
1705 &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move];
1707 while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
1708 *--dest = *--source;
1710 yy_cp += (int) (dest - source);
1711 yy_bp += (int) (dest - source);
1712 YY_CURRENT_BUFFER_LVALUE->yy_n_chars =
1713 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_buf_size;
1715 if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
1716 YY_FATAL_ERROR( "flex scanner push-back overflow" );
1717 }
1719 *--yy_cp = (char) c;
1721 (yytext_ptr) = yy_bp;
1722 (yy_hold_char) = *yy_cp;
1723 (yy_c_buf_p) = yy_cp;
1724 }
1726 #ifndef YY_NO_INPUT
1727 #ifdef __cplusplus
1728 static int yyinput (void)
1729 #else
1730 static int input (void)
1731 #endif
1733 {
1734 int c;
1736 *(yy_c_buf_p) = (yy_hold_char);
1738 if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR )
1739 {
1740 /* yy_c_buf_p now points to the character we want to return.
1741 * If this occurs *before* the EOB characters, then it's a
1742 * valid NUL; if not, then we've hit the end of the buffer.
1743 */
1744 if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] )
1745 /* This was really a NUL. */
1746 *(yy_c_buf_p) = '\0';
1748 else
1749 { /* need more input */
1750 int offset = (yy_c_buf_p) - (yytext_ptr);
1751 ++(yy_c_buf_p);
1753 switch ( yy_get_next_buffer( ) )
1754 {
1755 case EOB_ACT_LAST_MATCH:
1756 /* This happens because yy_g_n_b()
1757 * sees that we've accumulated a
1758 * token and flags that we need to
1759 * try matching the token before
1760 * proceeding. But for input(),
1761 * there's no matching to consider.
1762 * So convert the EOB_ACT_LAST_MATCH
1763 * to EOB_ACT_END_OF_FILE.
1764 */
1766 /* Reset buffer status. */
1767 zconfrestart(zconfin );
1769 /*FALLTHROUGH*/
1771 case EOB_ACT_END_OF_FILE:
1772 {
1773 if ( zconfwrap( ) )
1774 return EOF;
1776 if ( ! (yy_did_buffer_switch_on_eof) )
1777 YY_NEW_FILE;
1778 #ifdef __cplusplus
1779 return yyinput();
1780 #else
1781 return input();
1782 #endif
1783 }
1785 case EOB_ACT_CONTINUE_SCAN:
1786 (yy_c_buf_p) = (yytext_ptr) + offset;
1787 break;
1788 }
1789 }
1790 }
1792 c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */
1793 *(yy_c_buf_p) = '\0'; /* preserve zconftext */
1794 (yy_hold_char) = *++(yy_c_buf_p);
1796 return c;
1797 }
1798 #endif /* ifndef YY_NO_INPUT */
1800 /** Immediately switch to a different input stream.
1801 * @param input_file A readable stream.
1802 *
1803 * @note This function does not reset the start condition to @c INITIAL .
1804 */
1805 void zconfrestart (FILE * input_file )
1806 {
1808 if ( ! YY_CURRENT_BUFFER ){
1809 zconfensure_buffer_stack ();
1810 YY_CURRENT_BUFFER_LVALUE =
1811 zconf_create_buffer(zconfin,YY_BUF_SIZE );
1812 }
1814 zconf_init_buffer(YY_CURRENT_BUFFER,input_file );
1815 zconf_load_buffer_state( );
1816 }
1818 /** Switch to a different input buffer.
1819 * @param new_buffer The new input buffer.
1820 *
1821 */
1822 void zconf_switch_to_buffer (YY_BUFFER_STATE new_buffer )
1823 {
1825 /* TODO. We should be able to replace this entire function body
1826 * with
1827 * zconfpop_buffer_state();
1828 * zconfpush_buffer_state(new_buffer);
1829 */
1830 zconfensure_buffer_stack ();
1831 if ( YY_CURRENT_BUFFER == new_buffer )
1832 return;
1834 if ( YY_CURRENT_BUFFER )
1835 {
1836 /* Flush out information for old buffer. */
1837 *(yy_c_buf_p) = (yy_hold_char);
1838 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1839 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1840 }
1842 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1843 zconf_load_buffer_state( );
1845 /* We don't actually know whether we did this switch during
1846 * EOF (zconfwrap()) processing, but the only time this flag
1847 * is looked at is after zconfwrap() is called, so it's safe
1848 * to go ahead and always set it.
1849 */
1850 (yy_did_buffer_switch_on_eof) = 1;
1851 }
1853 static void zconf_load_buffer_state (void)
1854 {
1855 (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
1856 (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
1857 zconfin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
1858 (yy_hold_char) = *(yy_c_buf_p);
1859 }
1861 /** Allocate and initialize an input buffer state.
1862 * @param file A readable stream.
1863 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
1864 *
1865 * @return the allocated buffer state.
1866 */
1867 YY_BUFFER_STATE zconf_create_buffer (FILE * file, int size )
1868 {
1869 YY_BUFFER_STATE b;
1871 b = (YY_BUFFER_STATE) zconfalloc(sizeof( struct yy_buffer_state ) );
1872 if ( ! b )
1873 YY_FATAL_ERROR( "out of dynamic memory in zconf_create_buffer()" );
1875 b->yy_buf_size = size;
1877 /* yy_ch_buf has to be 2 characters longer than the size given because
1878 * we need to put in 2 end-of-buffer characters.
1879 */
1880 b->yy_ch_buf = (char *) zconfalloc(b->yy_buf_size + 2 );
1881 if ( ! b->yy_ch_buf )
1882 YY_FATAL_ERROR( "out of dynamic memory in zconf_create_buffer()" );
1884 b->yy_is_our_buffer = 1;
1886 zconf_init_buffer(b,file );
1888 return b;
1889 }
1891 /** Destroy the buffer.
1892 * @param b a buffer created with zconf_create_buffer()
1893 *
1894 */
1895 void zconf_delete_buffer (YY_BUFFER_STATE b )
1896 {
1898 if ( ! b )
1899 return;
1901 if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
1902 YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
1904 if ( b->yy_is_our_buffer )
1905 zconffree((void *) b->yy_ch_buf );
1907 zconffree((void *) b );
1908 }
1910 /* Initializes or reinitializes a buffer.
1911 * This function is sometimes called more than once on the same buffer,
1912 * such as during a zconfrestart() or at EOF.
1913 */
1914 static void zconf_init_buffer (YY_BUFFER_STATE b, FILE * file )
1916 {
1917 int oerrno = errno;
1919 zconf_flush_buffer(b );
1921 b->yy_input_file = file;
1922 b->yy_fill_buffer = 1;
1924 /* If b is the current buffer, then zconf_init_buffer was _probably_
1925 * called from zconfrestart() or through yy_get_next_buffer.
1926 * In that case, we don't want to reset the lineno or column.
1927 */
1928 if (b != YY_CURRENT_BUFFER){
1929 b->yy_bs_lineno = 1;
1930 b->yy_bs_column = 0;
1931 }
1933 b->yy_is_interactive = 0;
1935 errno = oerrno;
1936 }
1938 /** Discard all buffered characters. On the next scan, YY_INPUT will be called.
1939 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
1940 *
1941 */
1942 void zconf_flush_buffer (YY_BUFFER_STATE b )
1943 {
1944 if ( ! b )
1945 return;
1947 b->yy_n_chars = 0;
1949 /* We always need two end-of-buffer characters. The first causes
1950 * a transition to the end-of-buffer state. The second causes
1951 * a jam in that state.
1952 */
1953 b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
1954 b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
1956 b->yy_buf_pos = &b->yy_ch_buf[0];
1958 b->yy_at_bol = 1;
1959 b->yy_buffer_status = YY_BUFFER_NEW;
1961 if ( b == YY_CURRENT_BUFFER )
1962 zconf_load_buffer_state( );
1963 }
1965 /** Pushes the new state onto the stack. The new state becomes
1966 * the current state. This function will allocate the stack
1967 * if necessary.
1968 * @param new_buffer The new state.
1969 *
1970 */
1971 void zconfpush_buffer_state (YY_BUFFER_STATE new_buffer )
1972 {
1973 if (new_buffer == NULL)
1974 return;
1976 zconfensure_buffer_stack();
1978 /* This block is copied from zconf_switch_to_buffer. */
1979 if ( YY_CURRENT_BUFFER )
1980 {
1981 /* Flush out information for old buffer. */
1982 *(yy_c_buf_p) = (yy_hold_char);
1983 YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
1984 YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
1985 }
1987 /* Only push if top exists. Otherwise, replace top. */
1988 if (YY_CURRENT_BUFFER)
1989 (yy_buffer_stack_top)++;
1990 YY_CURRENT_BUFFER_LVALUE = new_buffer;
1992 /* copied from zconf_switch_to_buffer. */
1993 zconf_load_buffer_state( );
1994 (yy_did_buffer_switch_on_eof) = 1;
1995 }
1997 /** Removes and deletes the top of the stack, if present.
1998 * The next element becomes the new top.
1999 *
2000 */
2001 void zconfpop_buffer_state (void)
2002 {
2003 if (!YY_CURRENT_BUFFER)
2004 return;
2006 zconf_delete_buffer(YY_CURRENT_BUFFER );
2007 YY_CURRENT_BUFFER_LVALUE = NULL;
2008 if ((yy_buffer_stack_top) > 0)
2009 --(yy_buffer_stack_top);
2011 if (YY_CURRENT_BUFFER) {
2012 zconf_load_buffer_state( );
2013 (yy_did_buffer_switch_on_eof) = 1;
2014 }
2015 }
2017 /* Allocates the stack if it does not exist.
2018 * Guarantees space for at least one push.
2019 */
2020 static void zconfensure_buffer_stack (void)
2021 {
2022 int num_to_alloc;
2024 if (!(yy_buffer_stack)) {
2026 /* First allocation is just for 2 elements, since we don't know if this
2027 * scanner will even need a stack. We use 2 instead of 1 to avoid an
2028 * immediate realloc on the next call.
2029 */
2030 num_to_alloc = 1;
2031 (yy_buffer_stack) = (struct yy_buffer_state**)zconfalloc
2032 (num_to_alloc * sizeof(struct yy_buffer_state*)
2033 );
2034 if ( ! (yy_buffer_stack) )
2035 YY_FATAL_ERROR( "out of dynamic memory in zconfensure_buffer_stack()" );
2037 memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
2039 (yy_buffer_stack_max) = num_to_alloc;
2040 (yy_buffer_stack_top) = 0;
2041 return;
2042 }
2044 if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
2046 /* Increase the buffer to prepare for a possible push. */
2047 int grow_size = 8 /* arbitrary grow size */;
2049 num_to_alloc = (yy_buffer_stack_max) + grow_size;
2050 (yy_buffer_stack) = (struct yy_buffer_state**)zconfrealloc
2051 ((yy_buffer_stack),
2052 num_to_alloc * sizeof(struct yy_buffer_state*)
2053 );
2054 if ( ! (yy_buffer_stack) )
2055 YY_FATAL_ERROR( "out of dynamic memory in zconfensure_buffer_stack()" );
2057 /* zero only the new slots.*/
2058 memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
2059 (yy_buffer_stack_max) = num_to_alloc;
2060 }
2061 }
2063 /** Setup the input buffer state to scan directly from a user-specified character buffer.
2064 * @param base the character buffer
2065 * @param size the size in bytes of the character buffer
2066 *
2067 * @return the newly allocated buffer state object.
2068 */
2069 YY_BUFFER_STATE zconf_scan_buffer (char * base, yy_size_t size )
2070 {
2071 YY_BUFFER_STATE b;
2073 if ( size < 2 ||
2074 base[size-2] != YY_END_OF_BUFFER_CHAR ||
2075 base[size-1] != YY_END_OF_BUFFER_CHAR )
2076 /* They forgot to leave room for the EOB's. */
2077 return 0;
2079 b = (YY_BUFFER_STATE) zconfalloc(sizeof( struct yy_buffer_state ) );
2080 if ( ! b )
2081 YY_FATAL_ERROR( "out of dynamic memory in zconf_scan_buffer()" );
2083 b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
2084 b->yy_buf_pos = b->yy_ch_buf = base;
2085 b->yy_is_our_buffer = 0;
2086 b->yy_input_file = 0;
2087 b->yy_n_chars = b->yy_buf_size;
2088 b->yy_is_interactive = 0;
2089 b->yy_at_bol = 1;
2090 b->yy_fill_buffer = 0;
2091 b->yy_buffer_status = YY_BUFFER_NEW;
2093 zconf_switch_to_buffer(b );
2095 return b;
2096 }
2098 /** Setup the input buffer state to scan a string. The next call to zconflex() will
2099 * scan from a @e copy of @a str.
2100 * @param yystr a NUL-terminated string to scan
2101 *
2102 * @return the newly allocated buffer state object.
2103 * @note If you want to scan bytes that may contain NUL values, then use
2104 * zconf_scan_bytes() instead.
2105 */
2106 YY_BUFFER_STATE zconf_scan_string (yyconst char * yystr )
2107 {
2109 return zconf_scan_bytes(yystr,strlen(yystr) );
2110 }
2112 /** Setup the input buffer state to scan the given bytes. The next call to zconflex() will
2113 * scan from a @e copy of @a bytes.
2114 * @param yybytes the byte buffer to scan
2115 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
2116 *
2117 * @return the newly allocated buffer state object.
2118 */
2119 YY_BUFFER_STATE zconf_scan_bytes (yyconst char * yybytes, int _yybytes_len )
2120 {
2121 YY_BUFFER_STATE b;
2122 char *buf;
2123 yy_size_t n;
2124 int i;
2126 /* Get memory for full buffer, including space for trailing EOB's. */
2127 n = _yybytes_len + 2;
2128 buf = (char *) zconfalloc(n );
2129 if ( ! buf )
2130 YY_FATAL_ERROR( "out of dynamic memory in zconf_scan_bytes()" );
2132 for ( i = 0; i < _yybytes_len; ++i )
2133 buf[i] = yybytes[i];
2135 buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
2137 b = zconf_scan_buffer(buf,n );
2138 if ( ! b )
2139 YY_FATAL_ERROR( "bad buffer in zconf_scan_bytes()" );
2141 /* It's okay to grow etc. this buffer, and we should throw it
2142 * away when we're done.
2143 */
2144 b->yy_is_our_buffer = 1;
2146 return b;
2147 }
2149 #ifndef YY_EXIT_FAILURE
2150 #define YY_EXIT_FAILURE 2
2151 #endif
2153 static void yy_fatal_error (yyconst char* msg )
2154 {
2155 (void) fprintf( stderr, "%s\n", msg );
2156 exit( YY_EXIT_FAILURE );
2157 }
2159 /* Redefine yyless() so it works in section 3 code. */
2161 #undef yyless
2162 #define yyless(n) \
2163 do \
2164 { \
2165 /* Undo effects of setting up zconftext. */ \
2166 int yyless_macro_arg = (n); \
2167 YY_LESS_LINENO(yyless_macro_arg);\
2168 zconftext[zconfleng] = (yy_hold_char); \
2169 (yy_c_buf_p) = zconftext + yyless_macro_arg; \
2170 (yy_hold_char) = *(yy_c_buf_p); \
2171 *(yy_c_buf_p) = '\0'; \
2172 zconfleng = yyless_macro_arg; \
2173 } \
2174 while ( 0 )
2176 /* Accessor methods (get/set functions) to struct members. */
2178 /** Get the current line number.
2179 *
2180 */
2181 int zconfget_lineno (void)
2182 {
2184 return zconflineno;
2185 }
2187 /** Get the input stream.
2188 *
2189 */
2190 FILE *zconfget_in (void)
2191 {
2192 return zconfin;
2193 }
2195 /** Get the output stream.
2196 *
2197 */
2198 FILE *zconfget_out (void)
2199 {
2200 return zconfout;
2201 }
2203 /** Get the length of the current token.
2204 *
2205 */
2206 int zconfget_leng (void)
2207 {
2208 return zconfleng;
2209 }
2211 /** Get the current token.
2212 *
2213 */
2215 char *zconfget_text (void)
2216 {
2217 return zconftext;
2218 }
2220 /** Set the current line number.
2221 * @param line_number
2222 *
2223 */
2224 void zconfset_lineno (int line_number )
2225 {
2227 zconflineno = line_number;
2228 }
2230 /** Set the input stream. This does not discard the current
2231 * input buffer.
2232 * @param in_str A readable stream.
2233 *
2234 * @see zconf_switch_to_buffer
2235 */
2236 void zconfset_in (FILE * in_str )
2237 {
2238 zconfin = in_str ;
2239 }
2241 void zconfset_out (FILE * out_str )
2242 {
2243 zconfout = out_str ;
2244 }
2246 int zconfget_debug (void)
2247 {
2248 return zconf_flex_debug;
2249 }
2251 void zconfset_debug (int bdebug )
2252 {
2253 zconf_flex_debug = bdebug ;
2254 }
2256 static int yy_init_globals (void)
2257 {
2258 /* Initialization is the same as for the non-reentrant scanner.
2259 * This function is called from zconflex_destroy(), so don't allocate here.
2260 */
2262 (yy_buffer_stack) = 0;
2263 (yy_buffer_stack_top) = 0;
2264 (yy_buffer_stack_max) = 0;
2265 (yy_c_buf_p) = (char *) 0;
2266 (yy_init) = 0;
2267 (yy_start) = 0;
2269 /* Defined in main.c */
2270 #ifdef YY_STDINIT
2271 zconfin = stdin;
2272 zconfout = stdout;
2273 #else
2274 zconfin = (FILE *) 0;
2275 zconfout = (FILE *) 0;
2276 #endif
2278 /* For future reference: Set errno on error, since we are called by
2279 * zconflex_init()
2280 */
2281 return 0;
2282 }
2284 /* zconflex_destroy is for both reentrant and non-reentrant scanners. */
2285 int zconflex_destroy (void)
2286 {
2288 /* Pop the buffer stack, destroying each element. */
2289 while(YY_CURRENT_BUFFER){
2290 zconf_delete_buffer(YY_CURRENT_BUFFER );
2291 YY_CURRENT_BUFFER_LVALUE = NULL;
2292 zconfpop_buffer_state();
2293 }
2295 /* Destroy the stack itself. */
2296 zconffree((yy_buffer_stack) );
2297 (yy_buffer_stack) = NULL;
2299 /* Reset the globals. This is important in a non-reentrant scanner so the next time
2300 * zconflex() is called, initialization will occur. */
2301 yy_init_globals( );
2303 return 0;
2304 }
2306 /*
2307 * Internal utility routines.
2308 */
2310 #ifndef yytext_ptr
2311 static void yy_flex_strncpy (char* s1, yyconst char * s2, int n )
2312 {
2313 register int i;
2314 for ( i = 0; i < n; ++i )
2315 s1[i] = s2[i];
2316 }
2317 #endif
2319 #ifdef YY_NEED_STRLEN
2320 static int yy_flex_strlen (yyconst char * s )
2321 {
2322 register int n;
2323 for ( n = 0; s[n]; ++n )
2324 ;
2326 return n;
2327 }
2328 #endif
2330 void *zconfalloc (yy_size_t size )
2331 {
2332 return (void *) malloc( size );
2333 }
2335 void *zconfrealloc (void * ptr, yy_size_t size )
2336 {
2337 /* The cast to (char *) in the following accommodates both
2338 * implementations that use char* generic pointers, and those
2339 * that use void* generic pointers. It works with the latter
2340 * because both ANSI C and C++ allow castless assignment from
2341 * any pointer type to void*, and deal with argument conversions
2342 * as though doing an assignment.
2343 */
2344 return (void *) realloc( (char *) ptr, size );
2345 }
2347 void zconffree (void * ptr )
2348 {
2349 free( (char *) ptr ); /* see zconfrealloc() for (char *) cast */
2350 }
2352 #define YYTABLES_NAME "yytables"
2354 void zconf_starthelp(void)
2355 {
2356 new_string();
2357 last_ts = first_ts = 0;
2358 BEGIN(HELP);
2359 }
2361 static void zconf_endhelp(void)
2362 {
2363 zconflval.string = text;
2364 BEGIN(INITIAL);
2365 }
2367 /*
2368 * Try to open specified file with following names:
2369 * ./name
2370 * $(srctree)/name
2371 * The latter is used when srctree is separate from objtree
2372 * when compiling the kernel.
2373 * Return NULL if file is not found.
2374 */
2375 FILE *zconf_fopen(const char *name)
2376 {
2377 char *env, fullname[PATH_MAX+1];
2378 FILE *f;
2380 f = fopen(name, "r");
2381 if (!f && name != NULL && name[0] != '/') {
2382 env = getenv(SRCTREE);
2383 if (env) {
2384 sprintf(fullname, "%s/%s", env, name);
2385 f = fopen(fullname, "r");
2386 }
2387 }
2388 return f;
2389 }
2391 void zconf_initscan(const char *name)
2392 {
2393 zconfin = zconf_fopen(name);
2394 if (!zconfin) {
2395 printf("can't find file %s\n", name);
2396 exit(1);
2397 }
2399 current_buf = xmalloc(sizeof(*current_buf));
2400 memset(current_buf, 0, sizeof(*current_buf));
2402 current_file = file_lookup(name);
2403 current_file->lineno = 1;
2404 }
2406 void zconf_nextfile(const char *name)
2407 {
2408 struct file *iter;
2409 struct file *file = file_lookup(name);
2410 struct buffer *buf = xmalloc(sizeof(*buf));
2411 memset(buf, 0, sizeof(*buf));
2413 current_buf->state = YY_CURRENT_BUFFER;
2414 zconfin = zconf_fopen(file->name);
2415 if (!zconfin) {
2416 printf("%s:%d: can't open file \"%s\"\n",
2417 zconf_curname(), zconf_lineno(), file->name);
2418 exit(1);
2419 }
2420 zconf_switch_to_buffer(zconf_create_buffer(zconfin,YY_BUF_SIZE));
2421 buf->parent = current_buf;
2422 current_buf = buf;
2424 for (iter = current_file->parent; iter; iter = iter->parent ) {
2425 if (!strcmp(current_file->name,iter->name) ) {
2426 printf("%s:%d: recursive inclusion detected. "
2427 "Inclusion path:\n current file : '%s'\n",
2428 zconf_curname(), zconf_lineno(),
2429 zconf_curname());
2430 iter = current_file->parent;
2431 while (iter && \
2432 strcmp(iter->name,current_file->name)) {
2433 printf(" included from: '%s:%d'\n",
2434 iter->name, iter->lineno-1);
2435 iter = iter->parent;
2436 }
2437 if (iter)
2438 printf(" included from: '%s:%d'\n",
2439 iter->name, iter->lineno+1);
2440 exit(1);
2441 }
2442 }
2443 file->lineno = 1;
2444 file->parent = current_file;
2445 current_file = file;
2446 }
2448 static void zconf_endfile(void)
2449 {
2450 struct buffer *parent;
2452 current_file = current_file->parent;
2454 parent = current_buf->parent;
2455 if (parent) {
2456 fclose(zconfin);
2457 zconf_delete_buffer(YY_CURRENT_BUFFER);
2458 zconf_switch_to_buffer(parent->state);
2459 }
2460 free(current_buf);
2461 current_buf = parent;
2462 }
2464 int zconf_lineno(void)
2465 {
2466 return current_pos.lineno;
2467 }
2469 const char *zconf_curname(void)
2470 {
2471 return current_pos.file ? current_pos.file->name : "<none>";
2472 }